Revert "Bugfix: Save in wrong lang when multiple tabs open (#1101)"
Revert "Bugfix: Save in wrong lang when multiple tabs open (#1101)"

This reverts commit 424e8400f97497d942b6a85d76248f5a89f074ec.

dimayakovlev/grav-plugin-admin,getgrav/grav-plugin-admin,dimayakovlev/grav-plugin-admin,dimayakovlev/grav-plugin-admin,getgrav/grav-plugin-admin,dimayakovlev/grav-plugin-admin,getgrav/grav-plugin-admin